Dyfyniad APA

(2009). The green building bottom lineThe real cost of sustainable building. McGraw-Hill.

Dyfyniad Arddull Chicago

The Green Building Bottom LineThe Real Cost of Sustainable Building. McGraw-Hill, 2009.

Dyfyniad MLA

The Green Building Bottom LineThe Real Cost of Sustainable Building. McGraw-Hill, 2009.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.